Job Description

Mission Overview:

We are seeking a Senior Business Analyst for a consultancy mission at a client site, representing Keystone Solutions. The Senior Business Analyst will be responsible for analyzing, structuring, and formalizing business needs within the framework of transformation initiatives, particularly those related to core business operations and digitalization projects.

The Senior Business Analyst will engage end-to-end on initiatives, including:

• Understanding business needs
• Analyzing existing processes
• Identifying possible improvements
• Formalizing requirements (functional and non-functional)
• Supporting implementation

Additionally, they will play a key role in:

• Structuring business analysis practices
• Developing internal competencies
• Gradually creating an internal team of business analysts

Responsibilities:

Business Analysis and Content Production:

• Gather, analyze, and challenge stakeholder needs
• Identify efficiency, quality, and automation gains
• Formalize requirements (user stories, specifications, acceptance criteria…)
• Ensure coherence between business needs, IT constraints, and strategic objectives
• Participate in prioritizing initiatives according to governance models
• Contribute to validation, testing, and production phases

Structuring the Business Analysis Function:

• Define and promote standards, methods, and tools for business analysis
• Implement best practices tailored to the client context
• Contribute to governance of analyses (quality, coherence, traceability)

Coaching & Development of Internal Competencies:

• Guide and support subject matter experts transitioning to business analyst roles
• Train on basic analysis techniques (processes, requirements, modeling…)
• Ensure gradual knowledge transfer
• Establish mentoring and feedback mechanisms
• Contribute to the emergence of an autonomous internal team of business analysts

Coordination and Collaboration:

• Act as a liaison between business, IT, and project teams
• Facilitate workshops (workshops, scoping, validation)
• Identify and manage dependencies between initiatives
• Contribute to resolving issues related to understanding needs
• Participate in relevant governance instances

Specific Context:

The client is a relatively small public organization characterized by engaged and versatile teams. In this context, the Senior Business Analyst must:

• Demonstrate pragmatism and autonomy
• Quickly transition from analysis to action
• Occasionally engage in operational tasks
• Actively contribute to the overall maturity of the organization

Key Challenges:

• Structure business analysis in a transforming environment
• Ensure a clear and shared understanding of needs
• Guarantee the quality of analyses in a business-dependent context
• Develop internal capacity sustainably
• Find the right balance between methodological rigor and pragmatism
• Ensure effective knowledge transfer

Required Skills:

• Proven experience in business analysis in complex or public environments
• Ability to quickly understand a specific business context (ideally public sector/social security)
• Mastery of business analysis techniques (processes, requirements, modeling…)
• Experience in facilitating workshops and managing stakeholders
• Ability to structure and formalize needs clearly and accessibly
• Experience in coaching, mentoring, or training
• Excellent communication skills (FR/NL required)
• Pragmatic, results-oriented, capable of hands-on work
• Ability to juggle between a global vision and operational detail

Collaboration Framework:

Reports to: Director ARC
Frequent interactions: PMO, Strategy, business teams, IT, management
Participation in governance instances and project workshops
Hybrid mode with on-site presence required for colleague support

Candidate Mission:

The candidate should submit a concise text (max. 1000 words) describing their approach to the mission in the specific context of the client. This text may include elements such as:

• Collaboration management
• Approach and phases
• Fundamental principles
• Priorities
• Governance and tools
• Knowledge transfer and sharing

To Attach with Application:

• CV (max. 3–4 pages) detailing relevant experiences and results
• Candidate mission (see above)
• References

Contract and Terms:

Duration: 12 months with the possibility of extension
Presence: 5 days a week
Start: August 2026
Hybrid mode with telework possibilities

At Keystone Solutions, we focus on on-site work and the consultant identity, offering dynamic projects that provide turbo-charged learning and opportunities for skyrocketing ambition. Being a 'K-Stone' means bringing our core values to every engagement. If you are ready to tackle technical and strategic challenges in a dynamic consultancy environment, apply today at Keystone Solutions Career Portal

Duration: 01/08/2026 - 31/07/2027 12 months • (full time)

Skills required:

• Business Analysis & Requirements - Level: Expert - Most recent: Any time
• coachen en trainen van medewerkers - Level: Expert - Most recent: Any time

Language requirements:

Dutch
Level Active knowledge
French
Level Active knowledge